ILLUSTRATIONS. 



VII 



TKK.T-^IQUR^S— continued. 



. 165. 

 166. 

 167. 

 168. 

 169. 

 170. 

 171. 

 172. 

 1720 



173- 

 174- 

 175- 

 176. 

 177- 

 178. 

 179. 

 179a 

 180. 

 181. 

 182. 



1 84. 

 184a 



189. 

 190. 

 191. 

 192. 

 193- 

 194. 



195- 

 196. 

 197- 

 198. 

 199. 

 200. 

 201. 

 202. 

 203. 



204. 

 205. 

 206. 

 207. 

 208. 

 209. 

 210. 

 211. 



212. 

 213- 



PAGE. 



Neomanimillaria longicoma 150 



NeomairmiiUaria glochidiata 150 



Neomaimnillaria trichacantha 151 



Neomammillaria saffordii 151 



Neomammillaria painteri 152 



Neomammillaria microcarpa 152 



Neomammillaria wrightii 153 



Neomammillaria mainae 153 



Neomammillaria boedekeriana 154 



Neomammillaria microcarpa 155 



Neomammillaria microcarpa 155 



Neomammillaria sheldonii 157 



Neomammillaria carretii 157 



Neomammillaria zephyranthoides 159 



Neomammillaria bombycina 160 



Neomammillaria occidentalis 160 



.Neomammillaria occidentalis 161 



Neomammillaria fasciculata 162 



Neomammillaria longiflora 162 



Fruit, spine-cluster, and seed of Neomam- 

 millaria nelsonii 163 



Seed and spine-cluster of N. longiflora. ... 163 



Neomammillaria xanthina 164 



Neomaimnillaria milleri 176 



Flowering branch of Zygocactus truncatus. 178 



Fruiting joint of Zygocactus truncatus .... 178 



Zygocactus truncatus 179 



Epiphyllanthus obovatus i8i 



Epiphyllanthus obovatus 181 



Epiphyllanthus microsphaericus 182 



Epiphyllanthus candidus 182 



Schlumbergera gaertneri 183 



Schlumbergera gaertneri 184 



Top of fruiting branch of Epiphyllum 



phyllanthus 186 



Seedling of Epiphyllum phyllanthus 18S 



Epiphyllum pumilvun 189 



Epiphyllum caudatum 190 



Epiphyllum darrahii 191 



Epiphyllum crenatum 193 



Epiphyllum macropterum 194 



Epiphj-llum guatemalense 195 



Epiphyllum stenopetalimi 196 



Tip of branch with flower of Disocactus 



biformis 201 



Disocactus biformis 201 



Disocactus eichlamii 202 



Chiapasia nelsonii 203 



Nopalxochia phyllanthoides 205 



Wittia amazonica 206 



Wittia panamensis 207 



Rhipsalidopsis rosea 209 



Acanthorhipsalis micrantha 210 



Acanthorhipsalis crenata 211 



Acanthorhipsalis mionacantha 212 



Fig. 214. 



215- 



216. 

 217. 



2l8. 



219. 



220. 



221. 

 222. 

 223. 

 224. 

 225. 

 226. 

 227. 

 228. 

 229. 

 230. 

 231. 

 232. 



233- 

 233a 

 234- 



235- 

 236. 

 237- 

 238. 

 239- 

 240. 

 241. 

 242. 

 243- 

 244. 

 245- 

 246. 

 247- 

 248. 



249. 

 250. 



253- 

 254- 



259- 

 260. 

 261. 

 262. 

 263. 



PAGE. 



Pseudorhipsalis himantoclada 213 



Top of flo%¥ering branch of P. himantoclada 214 

 Longitudinal section of flower of Pseudo- 

 rhipsalis himantoclada 214 



Section of flower of Pseudorhipsalis alata. 214 

 Flowering branch of Pseudorhipsalis alata. 2 14 

 Unusual form of Hatiora salicomioides. ... 217 



Hatiora bambusoides 218 



Rhipsalis cereuscula 223 



Riiipsalis cassutha 226 



Rhipsalis shaferi 228 



Rhipsalis lumbricoides 230 



Rhipsalis loefgrenii 233 



Rhipsalis sulcata 235 



Rhipsalis gibberula 235 



Rhipsalis micrantha 239 



Top of fruiting branch of R. ramulosa. . . 241 



Rhipsalis platycarpa 242 



Rhipsalis crispimarginata 244 



Rhipsalis crispata 245 



Rhipsalis cuneata 246 



.Neoabbottia paniculata 248 



Fruit, stem, and seeds of Opuntia wet- 



morei 255 



Opuntia impedata 257 



Opuntia pisciformis 258 



Opuntia eburnispina 260 



Opuntia macbridei 261 



Cereus trigonodendron 267 



Flower of Cephalocereus purpusii 269 



Flower of Cephalocereus purpusii 269 



Cephalocereus coUinsii 270 



Pachycereus pringlei 271 



Pachycereus lepidanthus 272 



Pachycereus lepidanthus 272 



Lemaireocereus eichlamii 273 



Lemaireocereus beneckei 274 



Branch, old flowers, and seeds of Penio- 



cereus johnstonii 275 



Dendrocereus nudiflorus 276 



Borzicactus fieldianus 277 



Borzicactus fieldianus 277 



Borzicactus fieldianus 278 



Borzicactus fieldianus 278 



Borzicactus fieldianus 278 



Binghamia multangularis 279 



Flower of Neoabbottia paniculata 280 



Fruit of Neoabbottia paniculata 280 



Neoabbottia paniculata 281 



Neoabbottia paniculata 282 



Neoabbottia paniculata 282 



Selenicereus nelsonii 284 



Cactus oaxacensis 289 



Hillside covered with giant cactus, Car- 

 negia gigantea 290 



